43145044033 has 16 divisors (see below), whose sum is σ = 53106520320. Its totient is φ = 34133570496.

The previous prime is 43145044009. The next prime is 43145044081. The reversal of 43145044033 is 33044054134.

It is a cyclic number.

It is not a de Polignac number, because 43145044033 - 2¹³ = 43145035841 is a prime.

It is a super-2 number, since 2×43145044033² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43145043986 and 43145044004.

It is not an unprimeable number, because it can be changed into a prime (43145045033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1704516 + ... + 1729642.

It is an arithmetic number, because the mean of its divisors is an integer number (3319157520).

Almost surely, 2^43145044033 is an apocalyptic number.

It is an amenable number.

43145044033 is a deficient number, since it is larger than the sum of its proper divisors (9961476287).

43145044033 is a wasteful number, since it uses less digits than its factorization.

43145044033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44016.

The product of its (nonzero) digits is 34560, while the sum is 31.

Adding to 43145044033 its reverse (33044054134), we get a palindrome (76189098167).

The spelling of 43145044033 in words is "forty-three billion, one hundred forty-five million, forty-four thousand, thirty-three".